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<FONT color="green">001</FONT>    /**<a name="line.1"></a>
<FONT color="green">002</FONT>     * <a name="line.2"></a>
<FONT color="green">003</FONT>     * The MIT License<a name="line.3"></a>
<FONT color="green">004</FONT>     * <a name="line.4"></a>
<FONT color="green">005</FONT>     * Copyright (c) 2007 the original author or authors.<a name="line.5"></a>
<FONT color="green">006</FONT>     * <a name="line.6"></a>
<FONT color="green">007</FONT>     * Permission is hereby granted, free of charge, to any person obtaining a copy<a name="line.7"></a>
<FONT color="green">008</FONT>     * of this software and associated documentation files (the "Software"), to deal<a name="line.8"></a>
<FONT color="green">009</FONT>     * in the Software without restriction, including without limitation the rights<a name="line.9"></a>
<FONT color="green">010</FONT>     * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell<a name="line.10"></a>
<FONT color="green">011</FONT>     * copies of the Software, and to permit persons to whom the Software is<a name="line.11"></a>
<FONT color="green">012</FONT>     * furnished to do so, subject to the following conditions:<a name="line.12"></a>
<FONT color="green">013</FONT>    <a name="line.13"></a>
<FONT color="green">014</FONT>     * The above copyright notice and this permission notice shall be included in<a name="line.14"></a>
<FONT color="green">015</FONT>     * all copies or substantial portions of the Software.<a name="line.15"></a>
<FONT color="green">016</FONT>    <a name="line.16"></a>
<FONT color="green">017</FONT>     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR<a name="line.17"></a>
<FONT color="green">018</FONT>     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,<a name="line.18"></a>
<FONT color="green">019</FONT>     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE<a name="line.19"></a>
<FONT color="green">020</FONT>     * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER<a name="line.20"></a>
<FONT color="green">021</FONT>     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,<a name="line.21"></a>
<FONT color="green">022</FONT>     * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN<a name="line.22"></a>
<FONT color="green">023</FONT>     * THE SOFTWARE.<a name="line.23"></a>
<FONT color="green">024</FONT>     */<a name="line.24"></a>
<FONT color="green">025</FONT>    <a name="line.25"></a>
<FONT color="green">026</FONT>    package com.googlecode.client;<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>    import java.util.HashMap;<a name="line.28"></a>
<FONT color="green">029</FONT>    import java.util.Iterator;<a name="line.29"></a>
<FONT color="green">030</FONT>    import java.util.List;<a name="line.30"></a>
<FONT color="green">031</FONT>    import java.util.Map;<a name="line.31"></a>
<FONT color="green">032</FONT>    <a name="line.32"></a>
<FONT color="green">033</FONT>    /**<a name="line.33"></a>
<FONT color="green">034</FONT>     * Contains code common to all charts.<a name="line.34"></a>
<FONT color="green">035</FONT>     *<a name="line.35"></a>
<FONT color="green">036</FONT>     * @author Julien Chastang<a name="line.36"></a>
<FONT color="green">037</FONT>     * @author Silvin Lubecki<a name="line.37"></a>
<FONT color="green">038</FONT>     */<a name="line.38"></a>
<FONT color="green">039</FONT>    abstract class AbstractGChart implements GChart {<a name="line.39"></a>
<FONT color="green">040</FONT>                    <a name="line.40"></a>
<FONT color="green">041</FONT>            private static final String TITLE_WITH_COLOR_AND_SIZE_PARAM = "chts=";<a name="line.41"></a>
<FONT color="green">042</FONT>            private static final String CHART_FILL_PARAM                = "chf=";<a name="line.42"></a>
<FONT color="green">043</FONT>            private static final String LEGEND_PARAM                    = "chdl=";<a name="line.43"></a>
<FONT color="green">044</FONT>            private static final String TITLE_PARAM                     = "chtt=";<a name="line.44"></a>
<FONT color="green">045</FONT>            private static final String COLOR_PARAM                     = "chco=";<a name="line.45"></a>
<FONT color="green">046</FONT>            private static final String SIZE_PARAM                      = "chs=";<a name="line.46"></a>
<FONT color="green">047</FONT>        private static final String DATA_EXTENDED_ENCODING_PARAM    = "chd=e:";<a name="line.47"></a>
<FONT color="green">048</FONT>        private static final String DATA_SIMPLE_ENCODING_PARAM      = "chd=s:";<a name="line.48"></a>
<FONT color="green">049</FONT>        <a name="line.49"></a>
<FONT color="green">050</FONT>            private final Map parameterMap = new HashMap();<a name="line.50"></a>
<FONT color="green">051</FONT>            <a name="line.51"></a>
<FONT color="green">052</FONT>            protected static final String GCHART_URL = "http://chart.apis.google.com/chart";<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>            private DataEncoding dataEncoding = DataEncoding.EXTENDED;<a name="line.54"></a>
<FONT color="green">055</FONT>    <a name="line.55"></a>
<FONT color="green">056</FONT>            /**<a name="line.56"></a>
<FONT color="green">057</FONT>             * <a name="line.57"></a>
<FONT color="green">058</FONT>             */<a name="line.58"></a>
<FONT color="green">059</FONT>            AbstractGChart(){<a name="line.59"></a>
<FONT color="green">060</FONT>                    addParameter(SIZE_PARAM,"200x125"); //Default chart size.<a name="line.60"></a>
<FONT color="green">061</FONT>            }<a name="line.61"></a>
<FONT color="green">062</FONT>        <a name="line.62"></a>
<FONT color="green">063</FONT>        /**<a name="line.63"></a>
<FONT color="green">064</FONT>         * <a name="line.64"></a>
<FONT color="green">065</FONT>         * @param data<a name="line.65"></a>
<FONT color="green">066</FONT>         * @param dataSeriesSperator<a name="line.66"></a>
<FONT color="green">067</FONT>         */<a name="line.67"></a>
<FONT color="green">068</FONT>        protected final void setData( final List data )<a name="line.68"></a>
<FONT color="green">069</FONT>        {<a name="line.69"></a>
<FONT color="green">070</FONT>                    String dataParam = "";<a name="line.70"></a>
<FONT color="green">071</FONT>                    int count = 0;<a name="line.71"></a>
<FONT color="green">072</FONT>                    for ( Iterator it = data.iterator(); it.hasNext(); ) <a name="line.72"></a>
<FONT color="green">073</FONT>                    {<a name="line.73"></a>
<FONT color="green">074</FONT>                            Data datum = (Data)it.next();<a name="line.74"></a>
<FONT color="green">075</FONT>                            if (datum == null) continue;<a name="line.75"></a>
<FONT color="green">076</FONT>                datum.setDataEncoding( dataEncoding );                      <a name="line.76"></a>
<FONT color="green">077</FONT>                            dataParam += (count++ == 0) ? datum.toString() : "," + datum.toString();<a name="line.77"></a>
<FONT color="green">078</FONT>                    }<a name="line.78"></a>
<FONT color="green">079</FONT>                    if ( count &gt; 0 )<a name="line.79"></a>
<FONT color="green">080</FONT>                addParameter( ( dataEncoding.equals( DataEncoding.EXTENDED ) ) ? DATA_EXTENDED_ENCODING_PARAM : DATA_SIMPLE_ENCODING_PARAM, dataParam );<a name="line.80"></a>
<FONT color="green">081</FONT>        }<a name="line.81"></a>
<FONT color="green">082</FONT>    <a name="line.82"></a>
<FONT color="green">083</FONT>            /* (non-Javadoc)<a name="line.83"></a>
<FONT color="green">084</FONT>             * @see com.googlecode.gchartjava.GChart#setSize(int, int)<a name="line.84"></a>
<FONT color="green">085</FONT>             */<a name="line.85"></a>
<FONT color="green">086</FONT>            public void setSize(final int x, final int y){<a name="line.86"></a>
<FONT color="green">087</FONT>                    addParameter(SIZE_PARAM, x + "x" + y);<a name="line.87"></a>
<FONT color="green">088</FONT>            }<a name="line.88"></a>
<FONT color="green">089</FONT>            <a name="line.89"></a>
<FONT color="green">090</FONT>            /* (non-Javadoc)<a name="line.90"></a>
<FONT color="green">091</FONT>             * @see com.googlecode.gchartjava.GChart#createURLString()<a name="line.91"></a>
<FONT color="green">092</FONT>             */<a name="line.92"></a>
<FONT color="green">093</FONT>            public final String createURLString() {<a name="line.93"></a>
<FONT color="green">094</FONT>                    prepareData();<a name="line.94"></a>
<FONT color="green">095</FONT>                    String url = getBaseURLString();<a name="line.95"></a>
<FONT color="green">096</FONT>                    String params = "";<a name="line.96"></a>
<FONT color="green">097</FONT>                    for (Iterator it = parameterMap.keySet().iterator(); it.hasNext();)<a name="line.97"></a>
<FONT color="green">098</FONT>                    {<a name="line.98"></a>
<FONT color="green">099</FONT>                            String key = (String)it.next();<a name="line.99"></a>
<FONT color="green">100</FONT>                            params += "&amp;" + key + "" + parameterMap.get(key);<a name="line.100"></a>
<FONT color="green">101</FONT>                    }<a name="line.101"></a>
<FONT color="green">102</FONT>                    return url + params;<a name="line.102"></a>
<FONT color="green">103</FONT>            }<a name="line.103"></a>
<FONT color="green">104</FONT>    <a name="line.104"></a>
<FONT color="green">105</FONT>            /* (non-Javadoc)<a name="line.105"></a>
<FONT color="green">106</FONT>             * @see com.googlecode.gchartjava.GChart#createURLForHTML()<a name="line.106"></a>
<FONT color="green">107</FONT>             */<a name="line.107"></a>
<FONT color="green">108</FONT>            public final String createURLForHTML() {<a name="line.108"></a>
<FONT color="green">109</FONT>                    return createURLString().replaceAll("&amp;", "&amp;amp;");<a name="line.109"></a>
<FONT color="green">110</FONT>            }<a name="line.110"></a>
<FONT color="green">111</FONT>            <a name="line.111"></a>
<FONT color="green">112</FONT>            /**<a name="line.112"></a>
<FONT color="green">113</FONT>             * Internal method to set chart colors.<a name="line.113"></a>
<FONT color="green">114</FONT>             * @param colors<a name="line.114"></a>
<FONT color="green">115</FONT>             */<a name="line.115"></a>
<FONT color="green">116</FONT>            protected final void setColors(final List colors) {<a name="line.116"></a>
<FONT color="green">117</FONT>                    String colorParam = "";<a name="line.117"></a>
<FONT color="green">118</FONT>                    int count = 0;<a name="line.118"></a>
<FONT color="green">119</FONT>                    for ( Iterator it = colors.iterator(); it.hasNext(); ) <a name="line.119"></a>
<FONT color="green">120</FONT>                    {<a name="line.120"></a>
<FONT color="green">121</FONT>                            Color color = (Color)it.next();<a name="line.121"></a>
<FONT color="green">122</FONT>                            if (color == null) continue;<a name="line.122"></a>
<FONT color="green">123</FONT>                            colorParam += (count++ == 0) ? color.toString() : "," + color.toString();<a name="line.123"></a>
<FONT color="green">124</FONT>                    }<a name="line.124"></a>
<FONT color="green">125</FONT>                    if (count &gt; 0){<a name="line.125"></a>
<FONT color="green">126</FONT>                            addParameter(COLOR_PARAM, colorParam);<a name="line.126"></a>
<FONT color="green">127</FONT>                    }<a name="line.127"></a>
<FONT color="green">128</FONT>            }<a name="line.128"></a>
<FONT color="green">129</FONT>            <a name="line.129"></a>
<FONT color="green">130</FONT>            /* (non-Javadoc)<a name="line.130"></a>
<FONT color="green">131</FONT>             * @see com.googlecode.gchartjava.GChart#setTitle(java.lang.String)<a name="line.131"></a>
<FONT color="green">132</FONT>             */<a name="line.132"></a>
<FONT color="green">133</FONT>            public void setTitle(final String title){<a name="line.133"></a>
<FONT color="green">134</FONT>                    addParameter(TITLE_PARAM, title.replaceAll("\\s", "+"));<a name="line.134"></a>
<FONT color="green">135</FONT>            }<a name="line.135"></a>
<FONT color="green">136</FONT>            <a name="line.136"></a>
<FONT color="green">137</FONT>            /* (non-Javadoc)<a name="line.137"></a>
<FONT color="green">138</FONT>             * @see com.googlecode.gchartjava.GChart#setTtile(java.lang.String, com.googlecode.gchartjava.Color, int)<a name="line.138"></a>
<FONT color="green">139</FONT>             */<a name="line.139"></a>
<FONT color="green">140</FONT>            public void setTitle(final String title, Color color, int fontSize){<a name="line.140"></a>
<FONT color="green">141</FONT>                    setTitle(title);<a name="line.141"></a>
<FONT color="green">142</FONT>                    addParameter(TITLE_WITH_COLOR_AND_SIZE_PARAM, color + "," + fontSize);<a name="line.142"></a>
<FONT color="green">143</FONT>            }<a name="line.143"></a>
<FONT color="green">144</FONT>            <a name="line.144"></a>
<FONT color="green">145</FONT>            /**<a name="line.145"></a>
<FONT color="green">146</FONT>             * Internal method to set chart legends.<a name="line.146"></a>
<FONT color="green">147</FONT>             * @param legends<a name="line.147"></a>
<FONT color="green">148</FONT>             */<a name="line.148"></a>
<FONT color="green">149</FONT>            protected final void setLegends(final List legends){<a name="line.149"></a>
<FONT color="green">150</FONT>                    String legendParam = "";<a name="line.150"></a>
<FONT color="green">151</FONT>                    int count = 0;<a name="line.151"></a>
<FONT color="green">152</FONT>                    for ( Iterator it = legends.iterator(); it.hasNext(); ) <a name="line.152"></a>
<FONT color="green">153</FONT>                    {<a name="line.153"></a>
<FONT color="green">154</FONT>                            String legend = (String)it.next();<a name="line.154"></a>
<FONT color="green">155</FONT>                            if (legend == null) continue;<a name="line.155"></a>
<FONT color="green">156</FONT>                            final String l = legend.replaceAll("\\s", "+");<a name="line.156"></a>
<FONT color="green">157</FONT>                            legendParam += (count++ == 0) ? l : "|" + l;<a name="line.157"></a>
<FONT color="green">158</FONT>                    }<a name="line.158"></a>
<FONT color="green">159</FONT>                    if(count &gt; 0)<a name="line.159"></a>
<FONT color="green">160</FONT>                      addParameter(LEGEND_PARAM, legendParam);<a name="line.160"></a>
<FONT color="green">161</FONT>            }<a name="line.161"></a>
<FONT color="green">162</FONT>            <a name="line.162"></a>
<FONT color="green">163</FONT>            /* (non-Javadoc)<a name="line.163"></a>
<FONT color="green">164</FONT>             * @see com.googlecode.gchartjava.GChart#setAreaFill(com.googlecode.gchartjava.Fill)<a name="line.164"></a>
<FONT color="green">165</FONT>             */<a name="line.165"></a>
<FONT color="green">166</FONT>            public void setAreaFill(final Fill fill){<a name="line.166"></a>
<FONT color="green">167</FONT>                    String value = (String)parameterMap.get(CHART_FILL_PARAM);<a name="line.167"></a>
<FONT color="green">168</FONT>                    if (value == null){<a name="line.168"></a>
<FONT color="green">169</FONT>                            addParameter(CHART_FILL_PARAM, "c," + fill);<a name="line.169"></a>
<FONT color="green">170</FONT>                    }<a name="line.170"></a>
<FONT color="green">171</FONT>                    else{<a name="line.171"></a>
<FONT color="green">172</FONT>                            value += "|" +  "c," + fill;<a name="line.172"></a>
<FONT color="green">173</FONT>                            addParameter(CHART_FILL_PARAM, value);<a name="line.173"></a>
<FONT color="green">174</FONT>                    }<a name="line.174"></a>
<FONT color="green">175</FONT>            }<a name="line.175"></a>
<FONT color="green">176</FONT>            <a name="line.176"></a>
<FONT color="green">177</FONT>            /* (non-Javadoc)<a name="line.177"></a>
<FONT color="green">178</FONT>             * @see com.googlecode.gchartjava.GChart#setBackgroundFill(com.googlecode.gchartjava.Fill)<a name="line.178"></a>
<FONT color="green">179</FONT>             */<a name="line.179"></a>
<FONT color="green">180</FONT>            public void setBackgroundFill(final Fill fill){<a name="line.180"></a>
<FONT color="green">181</FONT>                    String value = (String)parameterMap.get(CHART_FILL_PARAM);<a name="line.181"></a>
<FONT color="green">182</FONT>                    if (value == null){<a name="line.182"></a>
<FONT color="green">183</FONT>                            addParameter(CHART_FILL_PARAM, "bg," + fill);<a name="line.183"></a>
<FONT color="green">184</FONT>                    }<a name="line.184"></a>
<FONT color="green">185</FONT>                    else{<a name="line.185"></a>
<FONT color="green">186</FONT>                            value += "|" +  "bg," + fill;<a name="line.186"></a>
<FONT color="green">187</FONT>                            addParameter(CHART_FILL_PARAM, value);<a name="line.187"></a>
<FONT color="green">188</FONT>                    }<a name="line.188"></a>
<FONT color="green">189</FONT>            }<a name="line.189"></a>
<FONT color="green">190</FONT>            <a name="line.190"></a>
<FONT color="green">191</FONT>         /**<a name="line.191"></a>
<FONT color="green">192</FONT>         * Set the data encoding scheme. The only advantage to the simple encoding<a name="line.192"></a>
<FONT color="green">193</FONT>         * scheme is it will ultimately result in shorter URLs, but at the cost of<a name="line.193"></a>
<FONT color="green">194</FONT>         * lower resolution. gchartjava defaults to the extended encoding, but if you<a name="line.194"></a>
<FONT color="green">195</FONT>         * have lots of data and if you are willing to sacrifice resolution, the<a name="line.195"></a>
<FONT color="green">196</FONT>         * simple encoding may be right for you.<a name="line.196"></a>
<FONT color="green">197</FONT>         * <a name="line.197"></a>
<FONT color="green">198</FONT>         * @param dataEncoding<a name="line.198"></a>
<FONT color="green">199</FONT>         */<a name="line.199"></a>
<FONT color="green">200</FONT>        public final void setDataEncoding( final DataEncoding dataEncoding )<a name="line.200"></a>
<FONT color="green">201</FONT>        {<a name="line.201"></a>
<FONT color="green">202</FONT>            this.dataEncoding = dataEncoding;<a name="line.202"></a>
<FONT color="green">203</FONT>        }<a name="line.203"></a>
<FONT color="green">204</FONT>            <a name="line.204"></a>
<FONT color="green">205</FONT>            /**<a name="line.205"></a>
<FONT color="green">206</FONT>             * Convenience method for adding parameters to request.<a name="line.206"></a>
<FONT color="green">207</FONT>             * @param key<a name="line.207"></a>
<FONT color="green">208</FONT>             * @param value<a name="line.208"></a>
<FONT color="green">209</FONT>             */<a name="line.209"></a>
<FONT color="green">210</FONT>            protected final void addParameter(final String key, final String value){<a name="line.210"></a>
<FONT color="green">211</FONT>                      parameterMap.put(key, value); <a name="line.211"></a>
<FONT color="green">212</FONT>            }<a name="line.212"></a>
<FONT color="green">213</FONT>            <a name="line.213"></a>
<FONT color="green">214</FONT>            /**<a name="line.214"></a>
<FONT color="green">215</FONT>             * Prepare data for URL String formation.<a name="line.215"></a>
<FONT color="green">216</FONT>             */<a name="line.216"></a>
<FONT color="green">217</FONT>            protected abstract void prepareData();<a name="line.217"></a>
<FONT color="green">218</FONT>            <a name="line.218"></a>
<FONT color="green">219</FONT>            /**<a name="line.219"></a>
<FONT color="green">220</FONT>             * Return the base URL String for the chart type.<a name="line.220"></a>
<FONT color="green">221</FONT>             * @return<a name="line.221"></a>
<FONT color="green">222</FONT>             */<a name="line.222"></a>
<FONT color="green">223</FONT>            protected abstract String getBaseURLString();<a name="line.223"></a>
<FONT color="green">224</FONT>    }<a name="line.224"></a>




























































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